In reference with the U.S. dietary guidelines, adults should consume anywhere between 25 and 30 grams of dietary fiber from food. How does including fiber help in controlling cravings? Flax seeds are considered as one of the many super foods. 100gms of flax seed contains 27 g of fiber. Meaning, each tablespoon of flax contains around 2.8 grams of fiber. A study conducted on this topic found that adding 25 grams of ground flax seeds…